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Chemistry, 22.06.2019 18:30
The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of
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Chemistry, 23.06.2019 00:00
How many peaks will be present in a mass spectrum for brcl?
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How much heat is lost when 575 grams of molten iron at 1825 kelvin becomes a solid at 1811 Keli in a...
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